Editor-in-Chief, FX Textbook
RYO
Thirteen years editing financial and economic media; oversees the quality of every article as editor-in-chief.
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Quant and Automated Trading Researcher
REN
An engineer who has backtested more than 450 trading rules; covers EAs, copy trading and trading costs.
Career
- —
- Software engineer building data analysis systems
- 2018
- Started systematic forex trading
- —
- Moved into strategy testing in Python, trading-cost analysis and automated trading research
- Now
- Covers EAs, copy trading and trading costs at FX Textbook
Qualifications
- Fundamental Information Technology Engineer (Japan)
- Statistics Certificate Grade Pre-1 (Japan)
Track record
- Backtested more than 450 trading rules
- Developed several EAs and compared walk-forward tests with live results
Areas of expertise
EAs and automated trading / Copy trading / Spreads and trading costs / Platforms such as MT4 and MT5
What guides their writing
Claims that a method "works" are checked against expected value and drawdown before they are written up.
ARTICLES
Articles by REN (16)
These articles are checked by editor-in-chief RYO for sources, review dates and risk disclosures.
- MT4 vs MT5: Differences, Which to Choose, Broker Support and How to Switch
- Forex spreads and commissions: how to compare trading costs
- What to check before using an EA or automated strategy
- What is copy trading in forex? How it works, fees and risks before you start
- XS silver (XAG/USD) spread improved: spreads and cost per lot by account
- How Axi Copy Trading Works: App Setup, Fees, Copy Size and Risk Settings
- INFINOX IX Social copy trading and the IX App: how they work, performance fees and MT4/MT5
- Axi copy trading, the Axi app and Axi Select: how they work and their conditions
- Forex spread comparison 2026: 10 brokers by account type, with commission included
- INFINOX vs Axi: Spreads, Fees, Leverage and Copy Trading Compared
- HFM Copy Trading (HFcopy) Explained: Minimum Deposit, Performance Fees and Risks
- Exness Login Guide (2026): Personal Area, MT4/MT5, Exness Terminal, App and Fixes
- Exness vs HFM (2026): Spreads, Total Cost, Stop Out, Bonuses and Which Fits You
- HFM vs Axi (2026): Accounts, Total Cost, Leverage, Stop Out and Bonuses Compared
- Forex Copy Trading Compared (2026): HFM, Axi and INFINOX Minimums, Fees, Trade Size and How to Stop
- How to read maker and taker fees
MEMBERS
Team members
Forex Editor
MIO
An editor who has compared trading conditions and tools at more than 20 forex brokers; covers broker comparisons and beginner guides.
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Full-time Forex Trader
AKI
A full-time trader with ten years of forex experience; covers technical analysis, money management and stop-loss discipline.
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Former Bank Markets Professional, FX Commentator
NZ
A former banker who worked on corporate FX hedging in a Japanese bank's markets division; covers how forex works, interest rates and central banks.
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FX Market Analyst
TAGUCHI
An analyst who has covered economic indicators and monetary policy at a financial information company; covers indicators, the FOMC and the Bank of Japan.
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Financial Compliance Specialist and Reviewer
SHIN
Comes from the compliance division of a financial products company; covers and reviews articles on safety, tax and risk disclosure.
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